In theory, the av engine it's the same, in fact, the beta testing of home and corporate products is running in parallel and new beta builds are published at the same time for both.
But probably in KES there are some settings hardened internally compared to home products, Also the possibility of use an extended mode of KSN.
There are also some changes in Application Control / Intrusion Prevention / FireWall modules, in KES there is no Interactive Mode / Prompts, for any module indeed!.
Some examples
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